Hawk Epoxy F5 Light Density Fairing Filler The Sea Hawk Hawk Epoxy F5 Light Density Fairing Filler is an easy to use adhesive designed to work with the Hawk Epoxy System. Easy to sand and carve this fairing compound still remains strong and light weight. Sea Hawk Hawk Epoxy F5 Light Density Fairing Filler compares to West System 407 Low Density Filler Features Thickens to a reddish brown color Easy to sand and carve Remains strong and lightweight Directions For Use Mix the Hawk Epoxy resin and c